CN203373225U - Industrial heavy metal wastewater treatment system - Google Patents
Industrial heavy metal wastewater treatment system Download PDFInfo
- Publication number
- CN203373225U CN203373225U CN201320452066.5U CN201320452066U CN203373225U CN 203373225 U CN203373225 U CN 203373225U CN 201320452066 U CN201320452066 U CN 201320452066U CN 203373225 U CN203373225 U CN 203373225U
- Authority
- CN
- China
- Prior art keywords
- heavy metal
- pond
- reaction tank
- waste water
- treatment system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 56
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000010802 sludge Substances 0.000 claims abstract description 23
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 14
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 11
- 239000006228 supernatant Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 18
- 239000003814 drug Substances 0.000 claims description 13
- 239000010814 metallic waste Substances 0.000 claims description 13
- 239000002562 thickening agent Substances 0.000 claims description 13
- 239000002738 chelating agent Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000003610 charcoal Substances 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000009287 sand filtration Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004062 sedimentation Methods 0.000 abstract 4
- 230000029219 regulation of pH Effects 0.000 abstract 2
- 239000002351 wastewater Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Water Treatment By Sorption (AREA)
- Removal Of Specific Substances (AREA)
Abstract
The utility model provides an industrial heavy metal wastewater treatment system comprising a comprehensive water collecting pool, a heavy metal capture reaction tank, a pH regulation and neutralization reaction tank, a fast mixing pool, a slow mixing pool, a pipe chute sedimentation basin, a sludge concentration tank and a security filtering system, wherein sewage enters the comprehensive water collecting pool and sequentially flows by the heavy metal capture reaction tank, the pH regulation and neutralization reaction tank, the fast mixing pool and the slow mixing pool from the outlet of the comprehensive water collection tank so as to be treated, the fast mixing pool and the slow mixing pool are communicated with the pipe chute sedimentation basin, the treated sewage enters the pipe chute sedimentation basin to realize sludge-water separation, the pipe chute sedimentation basin is respectively communicated with the security filtering system and the sludge concentration tank so as to discharge the lower layer sludge to the sludge concentration tank, and the supernatant is recycled or discharged after being treated in the security filtering system; the system is low in treatment cost, convenient to operate, simple to maintain, low in energy consumption and capable of improving the heavy metal recycling efficiency and realizing circular use of production water.
Description
Technical field
The utility model relates to wastewater processing technology, relates in particular to a kind of industrial heavy metal waste water treatment system.
Background technology
Heavy metal wastewater thereby is common in plating, electronic industry and metallurgical industry, especially electroplate, electronic industry waste water, its composition is very complicated, except containing cyanogen (CN-) waste water and acidic and alkaline waste water, classified according to contained heavy metal element in heavy metal wastewater thereby, generally can be divided into containing chromium (Cr) waste water, nickeliferous (Ni) waste water, contain cadmium (Cd) waste water, cupric (Cu) waste water, contain zinc (Zn) waste water, contain gold (Au) waste water, argentiferous (Ag) waste water etc.
For heavy metal wastewater thereby, because it is large to physical environment harm, so generally attach great importance to the processing of this type of waste water both at home and abroad, work out multiple improvement technology.By to its improvement, take by poisonous turn to nontoxic, will be harmful to and be converted into harmlessly, and reclaim noble metal wherein, by the measures such as waste water circulation use after purifying, eliminate and reduce the quantity discharged of heavy metal.Along with plating, the fast development of electronic industry and the raising day by day of environmental requirement, at present, this type of industry has gradually adopted process for cleanly preparing, overall control and recycling economy conformity stage, and resource recycling and closed cycle are the main flow directions of heavy metal containing wastewater treatment development.Existing heavy metal waste water treatment system also has the space promoted aspect cost and operation convenience, is necessary it is carried out to texture improvement.
The utility model content
The purpose of this utility model is to provide a kind of industrial heavy metal waste water treatment system, to reduce processing cost, convenient operation.
The utility model is that the technical scheme that its technical problem of solution adopts is,
The industry heavy metal waste water treatment system, comprise comprehensive water collecting basin, the heavy metal chelating reaction tank, pH regulator neutralization reaction pond, fast mixed mixed pond slowly, tube settler, sludge thickener and safety filter system, sewage enters comprehensive water collecting basin, and export from it heavy metal chelating reaction tank of flowing through in turn, pH regulator neutralization reaction pond, fast mixed mixed pond is slowly processed, fast mixed mixed pond slowly is communicated with tube settler, sewage after processing enters in tube settler and carries out mud-water separation, tube settler is communicated with safety filter system and sludge thickener respectively, make lower floor's mud drain into sludge thickener, supernatant liquid enters after safety filter system is processed and discharges,
Be provided with and promote pond between comprehensive water collecting basin and heavy metal chelating reaction tank, by lift pump, the sewage in comprehensive water collecting basin is sent into and promoted in pond, and flow into the heavy metal chelating reaction tank through promoting pond;
Be provided with heavy metal chelating agent medicating mechanism and heavy metal content sensor in the heavy metal chelating reaction tank, the data that the heavy metal chelating agent medicating mechanism records according to the heavy metal content sensor are carried out the medicament interpolation;
Be provided with the pH regulator medicament in pH regulator neutralization reaction pond and add mechanism and pH probe, the pH value that pH regulator medicament interpolation mechanism records according to the pH probe is carried out the medicament interpolation;
Safety filter system includes sand filter, has sand filtration mechanism and charcoal absorption mechanism in sand filter, and the supernatant liquid that tube settler is discharged carries out filtration treatment;
Be provided with sludge pump and pressure filter in sludge thickener, lower floor's mud of tube settler being discharged by sludge pump is delivered in pressure filter and is pressed into the solid mud cake.
The utility model has the advantage of, this system processing cost is low, easy to operate, easy to maintenance, and energy consumption is low, promotes the heavy metal organic efficiency, realizes recycling of water of productive use.
The accompanying drawing explanation
Fig. 1 is the structural representation of the industrial heavy metal waste water treatment system that the utility model proposes.
Embodiment
For technique means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with illustrating and specific embodiment, further set forth the utility model.
As shown in Figure 1, the industrial heavy metal waste water treatment system the utility model proposes comprises comprehensive water collecting basin 1, heavy metal chelating reaction tank 2, pH regulator neutralization reaction pond 3, slowly mix fast mixed pond 4, tube settler 5, sludge thickener 6 and safety filter system, sewage enters comprehensive water collecting basin 1, and export from it heavy metal chelating reaction tank 2 of flowing through in turn, pH regulator neutralization reaction pond 3, fast mixed mixed pond 4 is slowly processed, fast mixed mixed pond 4 slowly is communicated with tube settler 5, sewage after processing enters in tube settler 5 and carries out mud-water separation, tube settler 5 is communicated with safety filter system and sludge thickener 6 respectively, make lower floor's mud drain into sludge thickener 6, supernatant liquid enters after safety filter system is processed and discharges,
Be provided with and promote pond between comprehensive water collecting basin 1 and heavy metal chelating reaction tank 2, by lift pump 7, the sewage in comprehensive water collecting basin 1 is sent into and promoted in pond, and flow into heavy metal chelating reaction tank 2 through promoting pond;
Be provided with heavy metal chelating agent medicating mechanism 8 and heavy metal content sensor in heavy metal chelating reaction tank 2, the data that heavy metal chelating agent medicating mechanism 8 records according to the heavy metal content sensor are carried out the medicament interpolation;
Be provided with the pH regulator medicament in pH regulator neutralization reaction pond 3 and add mechanism 9 and pH probe, the pH value that pH regulator medicament interpolation mechanism 9 records according to the pH probe is carried out the medicament interpolation;
Safety filter system includes sand filter 10, has sand filtration mechanism and charcoal absorption mechanism in sand filter 10, and the supernatant liquid that tube settler 5 is discharged carries out filtration treatment;
Be provided with sludge pump 11 and pressure filter 12 in sludge thickener 6, lower floor's mud of tube settler 5 being discharged by sludge pump 11 is delivered in pressure filter 12 and is pressed into the solid mud cake.
Waste water is collected through house-service gas pipe, be drained to the comprehensive water collecting basin of sewage works, after the oil removal slagging-off and just sinking, by lift pump to promoting pond, following current enters the heavy metal chelating reaction tank again, add appropriate heavy metal chelating agent, dosing method is for being main automatically, be manually auxiliary, utilize metal electrode to record the heavy metal content data in sewage, control dosing pump and automatically add the pharmacy response appropriate with it, under the effect of stirring, the abundant contact reacts of heavy metal in pharmacy response and sewage, form metal and contain group, under the effect of gravity, be settled down to the receiving tank bottom, enter the collection tank body of appointment, supernatant effluent flows into the pH regulator pond, at this, the pH probe is controlled automatically, add appropriate diluted acid or sodium hydroxide medicament, under the effect of aeration, regulating the pH value is 7～8, flow to fast mixed pond, add 5%～10% PAC(polymerize aluminum chloride), under the rapid stirring of turn 60/min, abundant contact reacts, flow to again mixed pond slowly, add 5%～10% PAM(polyacrylamide), under the deceleration of turn 35/min is stirred, abundant contact reacts, form the particle alumen ustum of diameter 3mm, flow into again tube settler, inclined tube at the uniform velocity stop and the effect of gravity under, mud-water separation, mud drains into sludge thickener by the spoil disposal funnel, be pressed into the solid mud cake by press filteration system, outward transport is processed.Supernatant liquor enters security system, by sand, filters, and the security measures such as charcoal absorption, remove the pollutent such as remaining SS and petroleum-type in water body, reaches the production reuse standard, finally flows into reuse pool, waits for reuse or qualified discharge.
Above demonstration and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. industrial heavy metal waste water treatment system, it is characterized in that, comprise comprehensive water collecting basin, the heavy metal chelating reaction tank, pH regulator neutralization reaction pond, fast mixed mixed pond slowly, tube settler, sludge thickener and safety filter system, sewage enters comprehensive water collecting basin, and export from it heavy metal chelating reaction tank of flowing through in turn, pH regulator neutralization reaction pond, slowly mixed fast mixed pond is processed, slowly mixed fast mixed pond is communicated with tube settler, sewage after processing enters in tube settler and carries out mud-water separation, tube settler is communicated with safety filter system and sludge thickener respectively, make lower floor's mud drain into sludge thickener, supernatant liquid enters after safety filter system is processed and discharges.
2. industrial heavy metal waste water treatment system according to claim 1, it is characterized in that, be provided with and promote pond between comprehensive water collecting basin and heavy metal chelating reaction tank, by lift pump, the sewage in comprehensive water collecting basin is sent into and promoted in pond, and flow into the heavy metal chelating reaction tank through promoting pond.
3. industrial heavy metal waste water treatment system according to claim 1, it is characterized in that, be provided with heavy metal chelating agent medicating mechanism and heavy metal content sensor in the heavy metal chelating reaction tank, the data that the heavy metal chelating agent medicating mechanism records according to the heavy metal content sensor are carried out the medicament interpolation.
4. industrial heavy metal waste water treatment system according to claim 1, is characterized in that, is provided with the pH regulator medicament in pH regulator neutralization reaction pond and adds mechanism and pH probe, and the pH value that pH regulator medicament interpolation mechanism records according to the pH probe is carried out the medicament interpolation.
5. industrial heavy metal waste water treatment system according to claim 1, is characterized in that, safety filter system includes sand filter, has sand filtration mechanism and charcoal absorption mechanism in sand filter, and the supernatant liquid that tube settler is discharged carries out filtration treatment.
6. industrial heavy metal waste water treatment system according to claim 1, is characterized in that, is provided with sludge pump and pressure filter in sludge thickener, and lower floor's mud of tube settler being discharged by sludge pump is delivered in pressure filter and is pressed into the solid mud cake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452066.5U CN203373225U (en) | 2013-07-25 | 2013-07-25 | Industrial heavy metal wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452066.5U CN203373225U (en) | 2013-07-25 | 2013-07-25 | Industrial heavy metal wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203373225U true CN203373225U (en) | 2014-01-01 |
Family
ID=49835772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320452066.5U Expired - Fee Related CN203373225U (en) | 2013-07-25 | 2013-07-25 | Industrial heavy metal wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203373225U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003550A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Copper-containing wastewater treatment system |
| CN104003549A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Waste emulsion treatment system |
| CN106045118A (en) * | 2016-07-09 | 2016-10-26 | 台州市神州电热电器厂 | Static and dynamic combined type chemical precipitation system and method for electroplating comprehensive wastewater |
| CN106396190A (en) * | 2016-11-20 | 2017-02-15 | 嘉善霸器机械制造有限公司 | Electrospark wire-electrode cutting fluid treatment system |
| CN108658306A (en) * | 2018-06-28 | 2018-10-16 | 上海市地矿建设有限责任公司 | Integrated sewage treating apparatus |
| CN110092501A (en) * | 2019-05-10 | 2019-08-06 | 陈云 | A kind of industrial sewage process method and processing system |
| CN110981041A (en) * | 2019-12-09 | 2020-04-10 | 河南菲迪泰环境科技有限公司 | Treatment method of smelting comprehensive sewage |
| CN112093876A (en) * | 2020-09-22 | 2020-12-18 | 广州市宝源节能环保科技有限公司 | Water treatment reactor for removing heavy metal substances |
| CN113354191A (en) * | 2021-05-24 | 2021-09-07 | 重庆市环境保护工程设计研究院有限公司 | Mine water burst comprehensive treatment control system and method |
| CN114956396A (en) * | 2021-02-25 | 2022-08-30 | 河南省力华全环保科技有限公司 | High-difficulty electroplating wastewater treatment device |
-
2013
- 2013-07-25 CN CN201320452066.5U patent/CN203373225U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003550A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Copper-containing wastewater treatment system |
| CN104003549A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Waste emulsion treatment system |
| CN104003549B (en) * | 2014-05-26 | 2015-10-07 | 苏州市众和固体废物回收处理有限公司 | Waste emulsified mixture treatment system |
| CN104003550B (en) * | 2014-05-26 | 2015-10-07 | 苏州市众和固体废物回收处理有限公司 | Copper-containing wastewater treatment system |
| CN106045118A (en) * | 2016-07-09 | 2016-10-26 | 台州市神州电热电器厂 | Static and dynamic combined type chemical precipitation system and method for electroplating comprehensive wastewater |
| CN106396190A (en) * | 2016-11-20 | 2017-02-15 | 嘉善霸器机械制造有限公司 | Electrospark wire-electrode cutting fluid treatment system |
| CN108658306A (en) * | 2018-06-28 | 2018-10-16 | 上海市地矿建设有限责任公司 | Integrated sewage treating apparatus |
| CN110092501A (en) * | 2019-05-10 | 2019-08-06 | 陈云 | A kind of industrial sewage process method and processing system |
| CN110981041A (en) * | 2019-12-09 | 2020-04-10 | 河南菲迪泰环境科技有限公司 | Treatment method of smelting comprehensive sewage |
| CN112093876A (en) * | 2020-09-22 | 2020-12-18 | 广州市宝源节能环保科技有限公司 | Water treatment reactor for removing heavy metal substances |
| CN114956396A (en) * | 2021-02-25 | 2022-08-30 | 河南省力华全环保科技有限公司 | High-difficulty electroplating wastewater treatment device |
| CN113354191A (en) * | 2021-05-24 | 2021-09-07 | 重庆市环境保护工程设计研究院有限公司 | Mine water burst comprehensive treatment control system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203373225U (en) | Industrial heavy metal wastewater treatment system | |
| CN102951749B (en) | Method and device for removing heavy metals in industrial wastewater by nanoscale zero-valent iron-multilevel reversed filter type system | |
| CN101823813B (en) | Method for treating waste water of circuit board production | |
| CN104193043B (en) | A kind of high concentration alkaline waste water containing arsenic dearsenification treatment process and method | |
| CN105036487A (en) | Device and method for further treating and recycling heavy metal waste water | |
| CN110510773A (en) | A kind of acid mine water treatment system and method | |
| CN106219806A (en) | A kind of processing method of heavy metal wastewater thereby | |
| CN103342423A (en) | Recovery process of rare noble metal in waste water and nano iron reaction device used therein | |
| CN202558715U (en) | Treatment and reuse device for electrolytic manganese industrial wastewater | |
| CN105293822B (en) | Coal chemical industry sewage disposal fundamental technology | |
| CN104030500B (en) | A kind of Processes and apparatus removing nickel ion in section aluminum waste water | |
| CN103043834A (en) | Rear earth smelting wastewater treatment process | |
| CN202265470U (en) | Device for treating waste water containing different types or different forms of heavy metals | |
| CN203999221U (en) | A kind of equipment of removing nickel ion in section aluminum waste water | |
| CN203625179U (en) | Oil field wastewater treatment equipment | |
| CN102863100A (en) | Electrolytic copper foil production wastewater treatment process | |
| CN201074194Y (en) | Heavy metal sewage treatment equipment | |
| CN210945106U (en) | Small-water-volume heavy metal sewage treatment tank | |
| CN204803145U (en) | Retrieval and utilization device is handled to chlor -alkali strong brine | |
| CN219031925U (en) | Heavy metal-containing ore water treatment system | |
| CN201793443U (en) | Cyanide-containing waste water treatment system | |
| CN211283974U (en) | System for treating cadmium-containing wastewater by two-stage precipitation and membrane process | |
| CN203333407U (en) | Electroplating wastewater treatment and recycling device | |
| CN106396190A (en) | Electrospark wire-electrode cutting fluid treatment system | |
| CN220300818U (en) | Purifying and recycling system for Jin Hantong cyanide solution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314100, Zhenhua Road 58, Wei Tong Street, Jiashan County, Jiaxing, Zhejiang Patentee after: ZHEJIANG EIODMEN ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY CO.,LTD. Address before: 314100, Zhenhua Road 58, Wei Tong Street, Jiashan County, Jiaxing, Zhejiang Patentee before: ZHEJIANG AIDIMAN WATER TECHNOLOGY CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 |